[INFO] updating cached repository fleurer/chip8rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fleurer/chip8rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fleurer/chip8rs" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/fleurer/chip8rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/fleurer/chip8rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fleurer/chip8rs" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/fleurer/chip8rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/fleurer/chip8rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7ae33a81c1672a5f5cc27bec3081ae9831e9733d
[INFO] sha for GitHub repo fleurer/chip8rs: 7ae33a81c1672a5f5cc27bec3081ae9831e9733d
[INFO] validating manifest of fleurer/chip8rs on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fleurer/chip8rs on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fleurer/chip8rs
[INFO] finished frobbing fleurer/chip8rs
[INFO] frobbed toml for fleurer/chip8rs written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/fleurer/chip8rs/Cargo.toml
[INFO] started frobbing fleurer/chip8rs
[INFO] finished frobbing fleurer/chip8rs
[INFO] frobbed toml for fleurer/chip8rs written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/fleurer/chip8rs/Cargo.toml
[INFO] crate fleurer/chip8rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking fleurer/chip8rs against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/fleurer/chip8rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fcafe47e104dcb5c11d028e869bd4ecea49e5814b0c84ce59cab8346956d7ad0
[INFO] running `"docker" "start" "-a" "fcafe47e104dcb5c11d028e869bd4ecea49e5814b0c84ce59cab8346956d7ad0"`
[INFO] [stderr]     Checking sdl2 v0.32.2
[INFO] [stderr]     Checking chip8rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/chip8rs/ui.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 self.canvas.fill_rect(Rect::new(x as i32, y as i32, SCALE_FACTOR, SCALE_FACTOR));
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/chip8rs/ui.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 self.canvas.fill_rect(Rect::new(x as i32, y as i32, SCALE_FACTOR, SCALE_FACTOR));
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `"docker" "inspect" "fcafe47e104dcb5c11d028e869bd4ecea49e5814b0c84ce59cab8346956d7ad0"`
[INFO] running `"docker" "rm" "-f" "fcafe47e104dcb5c11d028e869bd4ecea49e5814b0c84ce59cab8346956d7ad0"`
[INFO] [stdout] fcafe47e104dcb5c11d028e869bd4ecea49e5814b0c84ce59cab8346956d7ad0